CALIFORNIA A 0447 Hemet Dam – Lake Hemet, California
Construction of Lake Hemet Dam 1 – Lake Hemet, California
Diamond Valley Lake from the hills of Hemet panoramio – Lake Hemet, California
4.4★★★★☆

Lake Hemet

California · West · USA

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Water Temp72°F
ClarityClear
DifficultyEasy
Entry$5 per vehicle day use
Best TimeMay through September
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Can you swim at Lake Hemet? Yes. Public swimming – lifeguards on duty in season · sandy beach · entry fee: $5 per vehicle day use · best May through September.

Swimming Guide

What to expect at Lake Hemet

YesPublic swimming
72°FSummer water
May through SeptemberBest months
ClearWater clarity
ReservoirWater type
CalmCalmness
2 sandy beachesSandy beaches
Yes - seasonalLifeguards
NoPiers & docks
Free parking for 300+ vehicles in…Parking
$5 per vehicle day useCost
RuralLocation

About Lake Hemet

Lake Hemet is a picturesque mountain reservoir nestled in Riverside County, California, offering swimmers a scenic escape into the San Jacinto Mountains. This 2,400-acre lake is characterized by stunning pine-forested surroundings and crystal-clear alpine waters that create an refreshing swimming environment far from urban sprawl. The lake's natural beauty is enhanced by rocky shorelines, mountain vistas, and diverse wildlife viewing opportunities. What makes Lake Hemet special is its combination of accessibility and pristine natural character, attracting families seeking cooler water temperatures and peaceful recreational experiences. The surrounding landscape provides excellent hiking trails and quiet spots for contemplation. Practical tip: arrive early on weekends as parking fills quickly during peak season. Second tip: bring layers and a light jacket as mountain elevation means cooler temperatures, especially in morning and evening hours.

About This Lake

Swimming Conditions

Lake Hemet's water maintains excellent clarity year-round, with visibility typically extending several feet below the surface. Summer water temperatures average around 72 degrees Fahrenheit, gradually cooling through fall and reaching 50-55 degrees in winter months. The lake features depths ranging from shallow sandy areas near designated beaches to deeper zones exceeding 130 feet, accommodating swimmers of various skill levels. Best swimming spots include the sandy beach areas near the main recreation area and calm coves along the northern shoreline. Water conditions remain relatively calm throughout most of the year, though occasional afternoon winds can create light ripples. The lake experiences minimal currents, making it safe for casual swimmers. Seasonal lifeguard presence provides supervision during peak summer months. Safety considerations include respecting depth markers, avoiding sudden drop-offs, and swimming with buddies when possible.

Visitor Information

Lake Hemet is located approximately 90 minutes southeast of Los Angeles via Highway 60 and Highway 74, making it an accessible weekend destination. The lake features ample parking accommodating several hundred vehicles in designated lots, available year-round. Visitor facilities include modern restrooms, picnic areas with tables and grills, boat launches, and a small general store near the entrance. A campground directly beside the lake offers overnight accommodations with 400+ campsites featuring full hookups and tent camping options. Nearby towns of Hemet and Idyllwild provide additional food, lodging, and supply options within 20-45 minutes. The best time to visit is May through September when water temperatures are warmest and all facilities operate at full capacity. Weekdays offer quieter experiences, while weekends attract larger crowds, particularly during summer holidays.

Things to Do

Beyond the swim

SwimmingKayaking & CanoeingPaddleboardingFishingHiking TrailsCampingPicnic Areas
Clear mountain waterScenic pine-forested surroundingsExcellent hiking trailsSandy beachesAffordable family destination

Plan Your Visit

A day trip or a full weekend at Lake Hemet

Mountain Swimming and Scenic Hiking Adventure

Start your Lake Hemet day trip by arriving by 9 AM to secure excellent parking and avoid midday crowds. Begin with a refreshing swim in the crystal-clear waters at the main sandy beach area, enjoying the cool mountain temperatures and serene pine-forest backdrop. After swimming, enjoy a picnic lunch at one of the scenic picnic areas overlooking the lake. Spend the afternoon exploring the surrounding hiking trails that wind through the mountains, offering beautiful vistas and opportunities to spot local wildlife. Return to the water for an evening swim as temperatures warm during afternoon hours. End your day watching the sunset over the mountains before heading home, having experienced Lake Hemet's perfect combination of water recreation and natural beauty.

◆Refreshing alpine swimming
◆Pine-forest mountain scenery
◆Scenic hiking trails
Bring sunscreen and reapply frequently at this elevation where UV exposure is stronger. Pack a light jacket or sweater as evenings cool significantly in the mountains.

Perfect Mountain Getaway with Camping and Water Sports

Day 1

Arrive Friday afternoon and check into the lakeside campground, setting up your site with lake views. Enjoy dinner at one of the picnic areas while watching the sunset paint the pine-covered mountains. Take an evening swim in the calm waters to acclimate to the cool mountain temperatures. Relax by your campsite as stars emerge in the clear mountain sky. Retire early to rest for a full day of activities ahead.

☾ Overnight: Lake Hemet Campground lakeside campsites or nearby Idyllwild for additional lodge and vacation rental options

Day 2

Wake early Saturday for a sunrise hike on nearby mountain trails before the day heats up. Return for breakfast and a mid-morning swim during the warmest water temperatures. Spend the afternoon kayaking or paddleboarding if bringing watercraft, or simply relax on the beach reading and enjoying the serene surroundings. Enjoy a final evening swim and campsite dinner. Pack up Sunday morning and depart, bringing memories of mountain tranquility and pristine lake waters.

Reserve campground sites well in advance during peak summer months when availability fills quickly. Bring firewood or purchase at the general store for authentic campfire experiences in the cool mountain evenings.

Getting There

33.7167, -116.65

What to Bring

sunscreentowelwater shoeslife jacketsnackscamerainsect repellentlight jacket

Frequently Asked Questions

Is Lake Hemet safe for swimming?

Yes, Lake Hemet is generally safe for swimming with seasonal lifeguard presence during peak summer months. The lake has calm waters with minimal currents and well-maintained facilities. Always swim with a buddy and respect depth markers for optimal safety.

What is the best time to swim at Lake Hemet?

The best time to swim at Lake Hemet is May through September when water temperatures reach comfortable levels around 72 degrees Fahrenheit. July and August offer the warmest conditions, while May, June, and September provide pleasant swimming with fewer crowds.

Is there an entry fee at Lake Hemet?

Yes, day-use entry to Lake Hemet costs $5 per vehicle. Camping fees vary based on site selection and amenities. Annual passes are available for frequent visitors at discounted rates.

What facilities are available at Lake Hemet?

Lake Hemet offers modern restrooms, picnic areas with tables and grills, boat launches, a campground with over 400 sites, and a general store. Sandy beaches provide designated swimming areas, and parking is plentiful during most seasons.

Can you camp near Lake Hemet?

Yes, Lake Hemet Campground directly beside the lake features over 400 campsites with both full hookups and tent camping options. Reservations are highly recommended, especially during summer weekends when sites fill quickly.

📋 Sources & updates

Compiled from official park, state and lake-authority information.
Last checked 10 November 2026 · Conditions, fees and opening dates change – check with the lake manager before you go. Found something out of date? Send a correction.
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Researched by the Swimming Lakes team

Our guides are compiled from official park, state and lake-authority sources, then checked and updated regularly. Spot something out of date? Send us a correction.

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Photo 1: WaterArchives.org from Las Cruces, New Mexico, United States (CC BY-SA 2.0), via Wikimedia Commons · Photo 2: Unknown authorUnknown author (Public domain), via Wikimedia Commons · Photo 3: Johnwayne Stroud (CC BY-SA 3.0), via Wikimedia Commons